Commit 3e7770aa authored by Jacob Schatz's avatar Jacob Schatz Committed by Phil Hughes

Overwrite undo history

parent 3d5b1c35
......@@ -3,11 +3,14 @@
w.gl.text ?= {}
w.gl.text.undoManager ?= {}
gl.text.randomString = -> Math.random().toString(36).substring(7)
gl.text.replaceRange = (s, start, end, substitute) ->
s.substring(0, start) + substitute + s.substring(end);
gl.text.wrap = (textArea, tag) ->
$textArea = $(textArea)
oldVal = $textArea.val()
$textArea.focus()
textArea = $textArea.get(0)
selObj = window.getSelection()
......@@ -18,10 +21,12 @@
textArea.selectionStart,
textArea.selectionEnd,
(tag+selObj.toString()+tag))
$textArea.data('old-val', text).val(replaceWith);
$textArea.data('old-val', text).val(replaceWith)
gl.text.undoManager.addUndo(oldVal, $textArea.val())
gl.text.prepend = (textArea, tag) ->
$textArea = $(textArea)
oldVal = $textArea.val()
$textArea.focus()
textArea = $textArea.get(0)
selObj = window.getSelection()
......@@ -36,12 +41,45 @@
("#{lineBreak}#{tag} #{selObj.toString()} \n")
)
$textArea.data('old-val', text).val(replaceWith);
# $textArea.val(replaceWith)
gl.text.undoManager.addUndo(oldVal, $textArea.val())
gl.text.undoManager.history = {}
gl.text.undoManager.undoHistory = {}
gl.text.undoManager.addUniqueIfNotExists = ($ta) ->
unique = $ta.attr('data-unique')
if not unique?
unique = gl.text.randomString()
$ta.attr('data-unique', unique)
gl.text.undoManager.history[unique] = []
gl.text.undoManager.undoHistory[unique] = []
unique
gl.text.undoManager.addUndo = (oldVal, newVal) ->
$thisTextarea = $('textarea:focus')
unique = gl.text.undoManager.addUniqueIfNotExists($thisTextarea)
gl.text.undoManager.history[unique].push({
oldVal: oldVal,
newVal: newVal
})
gl.text.undoManager.undo = () ->
$thisTextarea = $('textarea:focus')
unique = gl.text.undoManager.addUniqueIfNotExists($thisTextarea)
if not gl.text.undoManager.history[unique].length
return
latestChange = gl.text.undoManager.history[unique].pop()
gl.text.undoManager.undoHistory[unique].push(latestChange)
$thisTextarea.val(latestChange.oldVal)
gl.text.undoManager.redo = () ->
$thisTextarea = $('textarea:focus')
unique = gl.text.undoManager.addUniqueIfNotExists($thisTextarea)
if not gl.text.undoManager.undoHistory[unique].length
return
gl.text.addListeners = () ->
console.log('addListeners')
self = @
$('.js-md').on 'click', ->
$this = $(@)
......@@ -61,12 +99,14 @@
$this.data('md-tag')
)
$(window).on 'keydown', (e) ->
$(window).on 'keydown', (e) =>
if e.ctrlKey or e.metaKey
if String.fromCharCode(e.which).toLowerCase() is 'z' and !e.shiftKey
e.preventDefault()
self.undoManager.undo()
else if ((String.fromCharCode(e.which).toLowerCase() is 'z' and e.shiftKey) or (String.fromCharCode(e.which).toLowerCase() is 'y'))
e.preventDefault()
self.undoManager.redo()
gl.text.removeListeners = () ->
$('js-md.btn-bold').off()
......
......@@ -5,3 +5,9 @@
#notes
= render 'projects/notes/notes_with_form'
:javascript
$(function(){
gl.text.removeListeners();
gl.text.addListeners();
})
\ No newline at end of file
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